Jack head isolator



FIG. 1 is a front-top perspective view of a jack head isolator showing my new design;

FIG. 2 is a front-bottom perspective view thereof;

FIG. 3 is a rear-top perspective view thereof;

FIG. 4 is a rear-bottom perspective view thereof;

FIG. 5 is a front elevational view thereof, where the rear elevational view is identical thereto;

FIG. 6 is a left elevation view thereof, where the right elevational view is identical thereto;

FIG. 7 is a top plan view thereof; and,

FIG. 8 is a bottom plan view thereof. 

CLAIM The ornamental design for a jack head isolator, as shown and described. 